Base | Representation |
---|---|
bin | 1000100011110101001000 |
3 | 11020000001212 |
4 | 20203311020 |
5 | 1033301122 |
6 | 120032252 |
7 | 25034006 |
oct | 10436510 |
9 | 4200055 |
10 | 2243912 |
11 | 12a2980 |
12 | 902688 |
13 | 607478 |
14 | 425a76 |
15 | 2e4ce2 |
hex | 223d48 |
2243912 has 32 divisors (see below), whose sum is σ = 4704480. Its totient is φ = 994560.
The previous prime is 2243911. The next prime is 2243959. The reversal of 2243912 is 2193422.
It is not an unprimeable number, because it can be changed into a prime (2243911) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3488 + ... + 4080.
It is an arithmetic number, because the mean of its divisors is an integer number (147015).
22243912 is an apocalyptic number.
2243912 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2243912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2352240).
2243912 is an abundant number, since it is smaller than the sum of its proper divisors (2460568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2243912 is a wasteful number, since it uses less digits than its factorization.
2243912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 653 (or 649 counting only the distinct ones).
The product of its digits is 864, while the sum is 23.
The square root of 2243912 is about 1497.9692920751. The cubic root of 2243912 is about 130.9187772247.
It can be divided in two parts, 22 and 43912, that added together give a palindrome (43934).
The spelling of 2243912 in words is "two million, two hundred forty-three thousand, nine hundred twelve".
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